Alex Knaff was born in Luxembourg in 1997. Lineball holds stats from 12 of his games across 2023–2026.
Includes finals, playoffs and exhibition games, so totals run higher than regular-season figures.
| Season | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 Atp tourLuxembourg | 2 | 1 | 2 | 2 | 17 | 20 | 1 | 3 | 3 | 55 | 31 | 16 | 9 | 8 | 6 | 11 | 47 | 16 | 1 | 4 | 2 | 164 |
| 2025 Atp tourLuxembourg | 2 | 1 | 2 | 3 | 18 | 24 | 0 | 1 | 3 | 53 | 24 | 12 | 13 | 8 | 8 | 13 | 41 | 11 | 0 | 2 | 2 | 207 |
| 2024 Atp tourLuxembourg | 4 | 3 | 6 | 4 | 50 | 44 | 1 | 13 | 14 | 287 | 176 | 122 | 64 | 47 | 14 | 24 | 305 | 119 | 13 | 34 | 4 | 447 |
| 2023 Atp tourLuxembourg | 4 | 3 | 6 | 5 | 53 | 51 | 1 | – | – | – | – | – | – | – | – | – | – | – | – | – | 4 | – |
| Career4 seasons | 12 | 8 | 16 | 14 | 138 | 139 | 3 | 17 | 20 | 395 | 231 | 150 | 86 | 63 | 28 | 48 | 393 | 146 | 14 | 40 | 12 | 818 |
| Game | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Davis Cup - World Group I - Preliminary v Vladyslav OrlovW 2-0 6 Feb | 1 | 2 | 0 | 13 | 8 | 1 | – | – | – | – | – | – | – | – | – | – | – | – | – | 1 | 95 |
| Davis Cup - World Group I v Zsombor PirosL 0-2 6 Feb | 0 | 0 | 2 | 4 | 12 | 0 | 3 | 3 | 55 | 31 | 16 | 9 | 8 | 6 | 11 | 47 | 16 | 1 | 4 | 1 | 69 |
| Split | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| WinsResult | 8 | 1.0 | 2.0 | 0.8 | 15.0 | 11.4 | 0.4 | 1.6 | 1.1 | 29.3 | 17.8 | 12.6 | 7.1 | 4.9 | 1.4 | 2.1 | 30.9 | 12.5 | 1.5 | 3.8 | 1.0 | 74.0 |
| LossesResult | 4 | 0.0 | 0.0 | 2.0 | 4.5 | 12.0 | 0.0 | 1.0 | 2.8 | 40.3 | 22.3 | 12.3 | 7.3 | 6.0 | 4.3 | 7.8 | 36.5 | 11.5 | 0.5 | 2.5 | 1.0 | 56.5 |
| Regular seasonStage · won 6 of 10 | 10 | 0.6 | 1.2 | 1.3 | 11.0 | 11.9 | 0.2 | 1.7 | 2.0 | 39.5 | 23.1 | 15.0 | 8.6 | 6.3 | 2.8 | 4.8 | 39.3 | 14.6 | 1.4 | 4.0 | 1.0 | 59.1 |
| FinalsStage · won 2 of 2 | 2 | 1.0 | 2.0 | 0.5 | 14.0 | 10.0 | 0.5 | – | – | – | – | – | – | – | – | – | – | – | – | – | 1.0 | 114 |
| Adria Soriano BarreraOpponent · won 1 of 1 | 1 | 1.0 | 2.0 | 1.0 | 14.0 | 14.0 | 0.0 | 2.0 | 5.0 | 81.0 | 46.0 | 31.0 | 21.0 | 14.0 | 3.0 | 6.0 | 87.0 | 29.0 | 3.0 | 9.0 | 1.0 | 125 |
| Alec BeckleyOpponent · won 1 of 1 | 1 | 1.0 | 2.0 | 1.0 | 16.0 | 12.0 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 1.0 | – |
| Blaz RolaOpponent · won 0 of 1 | 1 | 0.0 | 0.0 | 2.0 | 6.0 | 12.0 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 1.0 | – |
| Bor ArtnakOpponent · won 1 of 1 | 1 | 1.0 | 2.0 | 1.0 | 16.0 | 14.0 | 1.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 1.0 | – |
| Jose Rubin StathamOpponent · won 1 of 1 | 1 | 1.0 | 2.0 | 0.0 | 12.0 | 5.0 | 0.0 | 5.0 | 2.0 | 45.0 | 31.0 | 25.0 | 8.0 | 9.0 | 0.0 | 1.0 | 56.0 | 28.0 | 4.0 | 8.0 | 1.0 | 70.0 |
| Kiranpal PannuOpponent · won 1 of 1 | 1 | 1.0 | 2.0 | 1.0 | 19.0 | 13.0 | 1.0 | 6.0 | 2.0 | 108 | 65.0 | 45.0 | 28.0 | 16.0 | 8.0 | 10.0 | 104 | 43.0 | 5.0 | 13.0 | 1.0 | 170 |
| Kris Van WykOpponent · won 1 of 1 | 1 | 1.0 | 2.0 | 1.0 | 15.0 | 13.0 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 1.0 | – |
| Nicolas MejiaOpponent · won 0 of 1 | 1 | 0.0 | 0.0 | 2.0 | 5.0 | 12.0 | 0.0 | 0.0 | 5.0 | 53.0 | 34.0 | 21.0 | 7.0 | 8.0 | 3.0 | 7.0 | 58.0 | 19.0 | 1.0 | 4.0 | 1.0 | 82.0 |
| Tomas Barrios VeraOpponent · won 0 of 1 | 1 | 0.0 | 0.0 | 2.0 | 3.0 | 12.0 | 0.0 | 1.0 | 3.0 | 53.0 | 24.0 | 12.0 | 13.0 | 8.0 | 8.0 | 13.0 | 41.0 | 11.0 | 0.0 | 2.0 | 1.0 | 75.0 |
| Vilius GaubasOpponent · won 1 of 1 | 1 | 1.0 | 2.0 | 1.0 | 15.0 | 12.0 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 1.0 | 132 |
| Vladyslav OrlovOpponent · won 1 of 1 | 1 | 1.0 | 2.0 | 0.0 | 13.0 | 8.0 | 1.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | 1.0 | 95.0 |
| Zsombor PirosOpponent · won 0 of 1 | 1 | 0.0 | 0.0 | 2.0 | 4.0 | 12.0 | 0.0 | 3.0 | 3.0 | 55.0 | 31.0 | 16.0 | 9.0 | 8.0 | 6.0 | 11.0 | 47.0 | 16.0 | 1.0 | 4.0 | 1.0 | 69.0 |
| ClayGround · won 2 of 4 | 4 | 0.5 | 1.0 | 1.5 | 10.3 | 13.0 | 0.3 | 0.5 | 2.5 | 33.5 | 20.0 | 13.0 | 7.0 | 5.5 | 1.5 | 3.3 | 36.3 | 12.0 | 1.0 | 3.3 | 1.0 | 51.8 |
| HardGround · won 2 of 2 | 2 | 1.0 | 2.0 | 0.5 | 15.5 | 9.0 | 0.5 | 5.5 | 2.0 | 76.5 | 48.0 | 35.0 | 18.0 | 12.5 | 4.0 | 5.5 | 80.0 | 35.5 | 4.5 | 10.5 | 1.0 | 120 |
Wins-losses for Knaff. Tap a rival for the full head to head.
Stats from official league and public sports feeds. Updated hourly. Tennis history by Jeff Sackmann / Tennis Abstract (CC BY-NC-SA 4.0). Career and honours from Wikidata (CC0).